Marantec Garage Door Openers

Marantec Synergy 300 Series

The Synergy 300 series is Marantec's ultimate residential garage door opener. This line offers the ideal garage door opener for large and heavy applications like carriage house doors or large wind-loaded doors.

Marantec Synergy 300 Series

With Synergy, Marantec engineering has utilized superior craftsmanship to create garage door opener solutions that combine strong DC power motors, semi-enclosed and maintenance-free chain or belt drives, and a digital operating system that provides safety and security for your family. Marantec's Synergy operators are the only garage door openers available that are separately monitoring the operating force necessary to move the door and the sensitivity level at which the openers react to any obstructions. Even the largest and heaviest doors can be operated with highest regard for the safety of you and your family.

If safety, security, and reliability are important to you along with extremely quiet operation that does not disturb the neighbors or wake the kids, ask Northeast Georgia Gutters and Garage Doors, Inc. about Marantec garage door openers.